2457339779 has 2 divisors, whose sum is σ = 2457339780. Its totient is φ = 2457339778.

The previous prime is 2457339767. The next prime is 2457339823. The reversal of 2457339779 is 9779337542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2457339779 - 2⁴ = 2457339763 is a prime.

It is not a weakly prime, because it can be changed into another prime (2457309779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228669889 + 1228669890.

It is an arithmetic number, because the mean of its divisors is an integer number (1228669890).

Almost surely, 2^2457339779 is an apocalyptic number.

2457339779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457339779 is an equidigital number, since it uses as much as digits as its factorization.

2457339779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10001880, while the sum is 56.

The square root of 2457339779 is about 49571.5622005198. The cubic root of 2457339779 is about 1349.4446328338. Note that the first 3 decimals are identical.

The spelling of 2457339779 in words is "two billion, four hundred fifty-seven million, three hundred thirty-nine thousand, seven hundred seventy-nine".